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office-gobmx/dbaccess/source/core/api/query.cxx
Oliver Bolte dbb48e84dc INTEGRATION: CWS qiq (1.29.124); FILE MERGED 
2006/07/06 07:13:12 fs 1.29.124.7: #i46159# when retrieving composer columns, also use our own fallback when there is an _empty_ columns collection
2006/07/03 19:48:47 fs 1.29.124.6: #i51143# warning when trying to obtain columns for a query whose statement does not produce a result set
2006/06/30 13:27:17 fs 1.29.124.5: #i51143# protect against recusive sub queries
2006/06/27 11:51:49 fs 1.29.124.4: RESYNC: (1.29-1.30); FILE MERGED
2006/06/06 13:59:41 fs 1.29.124.3: #i51143# implCollectColumns: provide columns even if the QueryComposer cannot parse our statement (as long as at least the underlying connection can)
2006/06/01 12:49:35 fs 1.29.124.2: oops. implCollectColumns should throw if not parsable
2006/06/01 12:32:48 fs 1.29.124.1: #i51143# also try to retrieve columns if the EscapeProcessing is FALSE - may be we're lucky ... (needed when such a query is added to the query designer)
2006-07-10 14:05:45 +00:00

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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: query.cxx,v $
*
* $Revision: 1.31 $
*
* last change: $Author: obo $ $Date: 2006-07-10 15:05:45 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _DBA_COREAPI_QUERY_HXX_
#include "query.hxx"
#endif
#ifndef DBACCESS_SHARED_DBASTRINGS_HRC
#include "dbastrings.hrc"
#endif
#ifndef DBA_CORE_WARNINGS_HXX
#include "warnings.hxx"
#endif
#ifndef DBA_HELPERCOLLECTIONS_HXX
#include "HelperCollections.hxx"
#endif
#ifndef _DBA_CORE_RESOURCE_HXX_
#include "core_resource.hxx"
#endif
#ifndef _DBA_CORE_RESOURCE_HRC_
#include "core_resource.hrc"
#endif
#ifndef _CPPUHELPER_QUERYINTERFACE_HXX_
#include <cppuhelper/queryinterface.hxx>
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef TOOLS_DIAGNOSE_EX_H
#include <tools/diagnose_ex.h>
#endif
#ifndef _COMPHELPER_PROPERTY_AGGREGATION_HXX_
#include <comphelper/propagg.hxx>
#endif
#ifndef _COMPHELPER_SEQUENCE_HXX_
#include <comphelper/sequence.hxx>
#endif
/** === begin UNO includes === **/
#ifndef _COM_SUN_STAR_SDBC_XCONNECTION_HPP_
#include <com/sun/star/sdbc/XConnection.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
#include <com/sun/star/lang/DisposedException.hpp>
#endif
#ifndef _COM_SUN_STAR_SDB_XSINGLESELECTQUERYCOMPOSER_HPP_
#include <com/sun/star/sdb/XSingleSelectQueryComposer.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XRESULTSETMETADATASUPPLIER_HPP_
#include <com/sun/star/sdbc/XResultSetMetaDataSupplier.hpp>
#endif
/** === end UNO includes === **/
#ifndef _COMPHELPER_TYPES_HXX_
#include <comphelper/types.hxx>
#endif
#ifndef _COMPHELPER_PROPERTY_HXX_
#include <comphelper/property.hxx>
#endif
#ifndef UNOTOOLS_INC_SHAREDUNOCOMPONENT_HXX
#include <unotools/sharedunocomponent.hxx>
#endif
#ifndef _DBACORE_DEFINITIONCOLUMN_HXX_
#include "definitioncolumn.hxx"
#endif
#include <functional>
#ifndef DBACORE_SDBCORETOOLS_HXX
#include "sdbcoretools.hxx"
#endif
#ifndef DBACCESS_CORE_API_QUERYCOMPOSER_HXX
#include "querycomposer.hxx"
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTYATTRIBUTE_HPP_
#include <com/sun/star/beans/PropertyAttribute.hpp>
#endif
#ifndef DBA_CONTAINERMEDIATOR_HXX
#include "ContainerMediator.hxx"
#endif
using namespace dbaccess;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::comphelper;
using namespace ::osl;
using namespace ::cppu;
using namespace ::utl;
//........................................................................
namespace dbaccess
{
//........................................................................
//==========================================================================
//= OQuery
//==========================================================================
DBG_NAME(OQuery)
//--------------------------------------------------------------------------
OQuery::OQuery( const Reference< XPropertySet >& _rxCommandDefinition
,const Reference< XConnection >& _rxConn
,const Reference< XMultiServiceFactory >& _xORB)
:OContentHelper(_xORB,NULL,TContentPtr(new OContentHelper_Impl))
,OQueryDescriptor_Base(m_aMutex,*this)
,ODataSettings(m_aBHelper,sal_True)
,m_xCommandDefinition(_rxCommandDefinition)
,m_xConnection(_rxConn)
,m_pMediator(NULL)
,m_pWarnings( NULL )
,m_bCaseSensitiv(sal_True)
,m_eDoingCurrently(NONE)
{
DBG_CTOR(OQuery, NULL);
registerProperties();
ODataSettings::registerPropertiesFor(this);
osl_incrementInterlockedCount(&m_refCount);
DBG_ASSERT(m_xCommandDefinition.is(), "OQuery::OQuery : invalid CommandDefinition object !");
if ( m_xCommandDefinition.is() )
{
try
{
::comphelper::copyProperties(_rxCommandDefinition,this);
}
catch(Exception&)
{
OSL_ENSURE(sal_False, "OQueryDescriptor_Base::OQueryDescriptor_Base: caught an exception!");
}
m_xCommandDefinition->addPropertyChangeListener(::rtl::OUString(), this);
// m_xCommandDefinition->addPropertyChangeListener(PROPERTY_NAME, this);
m_xCommandPropInfo = m_xCommandDefinition->getPropertySetInfo();
}
DBG_ASSERT(m_xConnection.is(), "OQuery::OQuery : invalid connection !");
osl_decrementInterlockedCount(&m_refCount);
}
//--------------------------------------------------------------------------
OQuery::~OQuery()
{
DBG_DTOR(OQuery, NULL);
}
// -----------------------------------------------------------------------------
IMPLEMENT_IMPLEMENTATION_ID(OQuery);
IMPLEMENT_GETTYPES3(OQuery,OQueryDescriptor_Base,ODataSettings,OContentHelper);
IMPLEMENT_FORWARD_XINTERFACE3( OQuery,OContentHelper,OQueryDescriptor_Base,ODataSettings)
//--------------------------------------------------------------------------
void OQuery::rebuildColumns()
{
OSL_PRECOND( getColumnCount() == 0, "OQuery::rebuildColumns: column container should be empty!" );
// the base class' definition of rebuildColumns promised that clearColumns is called before rebuildColumns
try
{
m_pMediator = NULL;
m_xColumnMediator = NULL;
Reference<XColumnsSupplier> xColSup(m_xCommandDefinition,UNO_QUERY);
if ( xColSup.is() )
{
Reference< XNameAccess > xColumnDefinitions = xColSup->getColumns();
if ( xColumnDefinitions.is() )
{
m_pMediator = new OContainerMediator(m_pColumns,xColumnDefinitions,sal_False);
m_xColumnMediator = m_pMediator;
}
}
// fill the columns with columns from the statement
Reference< XMultiServiceFactory > xFactory( m_xConnection, UNO_QUERY_THROW );
SharedUNOComponent< XSingleSelectQueryComposer, DisposableComponent > xComposer(
Reference< XSingleSelectQueryComposer >( xFactory->createInstance( SERVICE_NAME_SINGLESELECTQUERYCOMPOSER ), UNO_QUERY_THROW ) );
Reference< XNameAccess > xColumns;
Reference< XIndexAccess > xColumnsIndexed;
try
{
xComposer->setQuery( m_sCommand );
Reference< XColumnsSupplier > xCols( xComposer, UNO_QUERY_THROW );
xColumns.set( xCols->getColumns(), UNO_QUERY_THROW );
xColumnsIndexed.set( xColumns, UNO_QUERY_THROW );
}
catch( const SQLException& ) { }
SharedUNOComponent< XPreparedStatement, DisposableComponent > xPreparedStatement;
if ( !xColumns.is() || ( xColumnsIndexed->getCount() == 0 ) )
{ // the QueryComposer could not parse it. Try a lean version.
xPreparedStatement.set( m_xConnection->prepareStatement( m_sCommand ), UNO_QUERY_THROW );
Reference< XResultSetMetaDataSupplier > xResMetaDataSup( xPreparedStatement, UNO_QUERY_THROW );
Reference< XResultSetMetaData > xResultSetMeta( xResMetaDataSup->getMetaData() );
if ( !xResultSetMeta.is() )
{
::rtl::OUString sError( DBA_RES( RID_STR_STATEMENT_WITHOUT_RESULT_SET ) );
::dbtools::throwSQLException( sError, SQL_GENERAL_ERROR, *this );
}
Reference< XDatabaseMetaData > xDBMeta( m_xConnection->getMetaData(), UNO_QUERY_THROW );
::vos::ORef< OSQLColumns > aParseColumns(
::connectivity::parse::OParseColumn::createColumnsForResultSet( xResultSetMeta, xDBMeta ) );
xColumns = OPrivateColumns::createWithIntrinsicNames(
aParseColumns, xDBMeta->storesMixedCaseQuotedIdentifiers(), *this, m_aMutex );
if ( !xColumns.is() )
throw RuntimeException();
}
Sequence< ::rtl::OUString> aNames = xColumns->getElementNames();
const ::rtl::OUString* pBegin = aNames.getConstArray();
const ::rtl::OUString* pEnd = pBegin + aNames.getLength();
for ( ;pBegin != pEnd; ++pBegin)
{
Reference<XPropertySet> xSource(xColumns->getByName( *pBegin ),UNO_QUERY);
OTableColumn* pColumn = new OTableColumn( xSource );
Reference<XChild> xChild(*pColumn,UNO_QUERY);
if ( xChild.is() )
xChild->setParent(*this);
implAppendColumn( *pBegin, pColumn );
Reference<XPropertySet> xDest(*pColumn,UNO_QUERY);
if ( m_pMediator )
m_pMediator->notifyElementCreated(*pBegin,xDest);
}
}
catch( const SQLContext& e )
{
if ( m_pWarnings )
m_pWarnings->appendWarning( e );
}
catch( const SQLWarning& e )
{
if ( m_pWarnings )
m_pWarnings->appendWarning( e );
}
catch( const SQLException& e )
{
if ( m_pWarnings )
m_pWarnings->appendWarning( e );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
// XServiceInfo
//--------------------------------------------------------------------------
IMPLEMENT_SERVICE_INFO3(OQuery, "com.sun.star.sdb.dbaccess.OQuery", SERVICE_SDB_DATASETTINGS, SERVICE_SDB_QUERY, SERVICE_SDB_QUERYDEFINITION)
// ::com::sun::star::beans::XPropertyChangeListener
//--------------------------------------------------------------------------
void SAL_CALL OQuery::propertyChange( const PropertyChangeEvent& _rSource ) throw(RuntimeException)
{
sal_Int32 nOwnHandle = -1;
{
MutexGuard aGuard(m_aMutex);
DBG_ASSERT(_rSource.Source.get() == Reference< XInterface >(m_xCommandDefinition, UNO_QUERY).get(),
"OQuery::propertyChange : where did this call come from ?");
if (m_eDoingCurrently == SETTING_PROPERTIES)
// we're setting the property ourself, so we will do the neccessary notifications later
return;
// forward this to our own member holding a copy of the property value
if (getArrayHelper()->hasPropertyByName(_rSource.PropertyName))
{
Property aOwnProp = getArrayHelper()->getPropertyByName(_rSource.PropertyName);
nOwnHandle = aOwnProp.Handle;
ODataSettings::setFastPropertyValue_NoBroadcast(nOwnHandle, _rSource.NewValue);
// don't use our own setFastPropertyValue_NoBroadcast, this would forward it to the CommandSettings,
// again
// and don't use the "real" setPropertyValue, this is to expensive and not sure to succeed
}
else
{
DBG_ERROR("OQuery::propertyChange : my CommandDefinition has more properties than I do !");
}
}
fire(&nOwnHandle, &_rSource.NewValue, &_rSource.OldValue, 1, sal_False);
}
//--------------------------------------------------------------------------
void SAL_CALL OQuery::disposing( const EventObject& _rSource ) throw (RuntimeException)
{
MutexGuard aGuard(m_aMutex);
(void)_rSource;
DBG_ASSERT(_rSource.Source.get() == Reference< XInterface >(m_xCommandDefinition, UNO_QUERY).get(),
"OQuery::disposing : where did this call come from ?");
m_xCommandDefinition->removePropertyChangeListener(::rtl::OUString(), this);
m_xCommandDefinition = NULL;
}
// XDataDescriptorFactory
//--------------------------------------------------------------------------
Reference< XPropertySet > SAL_CALL OQuery::createDataDescriptor( ) throw(RuntimeException)
{
return new OQueryDescriptor(*this);
}
// pseudo-XComponent
//--------------------------------------------------------------------------
void SAL_CALL OQuery::disposing()
{
MutexGuard aGuard(m_aMutex);
m_xColumnMediator = NULL;
if (m_xCommandDefinition.is())
{
m_xCommandDefinition->removePropertyChangeListener(::rtl::OUString(), this);
m_xCommandDefinition = NULL;
}
disposeColumns();
m_pWarnings = NULL;
}
//--------------------------------------------------------------------------
void OQuery::setFastPropertyValue_NoBroadcast( sal_Int32 _nHandle, const Any& _rValue ) throw (Exception)
{
ODataSettings::setFastPropertyValue_NoBroadcast(_nHandle, _rValue);
::rtl::OUString sAggPropName;
sal_Int16 nAttr = 0;
if (getInfoHelper().fillPropertyMembersByHandle(&sAggPropName,&nAttr,_nHandle) &&
m_xCommandPropInfo.is() &&
m_xCommandPropInfo->hasPropertyByName(sAggPropName))
{ // the base class holds the property values itself, but we have to forward this to our CommandDefinition
m_eDoingCurrently = SETTING_PROPERTIES;
OAutoActionReset(this);
m_xCommandDefinition->setPropertyValue(sAggPropName, _rValue);
if ( PROPERTY_ID_COMMAND == _nHandle )
// the columns are out of date if we are based on a new statement ....
// 90573 - 16.08.2001 - frank.schoenheit@sun.com
setColumnsOutOfDate();
}
}
//--------------------------------------------------------------------------
Reference< XPropertySetInfo > SAL_CALL OQuery::getPropertySetInfo( ) throw(RuntimeException)
{
return createPropertySetInfo( getInfoHelper() ) ;
}
//------------------------------------------------------------------------------
::cppu::IPropertyArrayHelper& OQuery::getInfoHelper()
{
return *getArrayHelper();
}
//--------------------------------------------------------------------------
::cppu::IPropertyArrayHelper* OQuery::createArrayHelper( ) const
{
Sequence< Property > aProps;
// our own props
describeProperties(aProps);
return new ::cppu::OPropertyArrayHelper(aProps);
}
// -----------------------------------------------------------------------------
OColumn* OQuery::createColumn(const ::rtl::OUString& /*_rName*/) const
{
return NULL;
}
// -----------------------------------------------------------------------------
void SAL_CALL OQuery::rename( const ::rtl::OUString& newName ) throw (SQLException, ElementExistException, RuntimeException)
{
MutexGuard aGuard(m_aMutex);
Reference<XRename> xRename(m_xCommandDefinition,UNO_QUERY);
OSL_ENSURE(xRename.is(),"No XRename interface!");
if(xRename.is())
xRename->rename(newName);
}
// -----------------------------------------------------------------------------
void OQuery::registerProperties()
{
// the properties which OCommandBase supplies (it has no own registration, as it's not derived from
// a OPropertyStateContainer)
registerProperty(PROPERTY_NAME, PROPERTY_ID_NAME, PropertyAttribute::BOUND|PropertyAttribute::CONSTRAINED,
&m_sElementName, ::getCppuType(&m_sElementName));
registerProperty(PROPERTY_COMMAND, PROPERTY_ID_COMMAND, PropertyAttribute::BOUND,
&m_sCommand, ::getCppuType(&m_sCommand));
registerProperty(PROPERTY_USE_ESCAPE_PROCESSING, PROPERTY_ID_USE_ESCAPE_PROCESSING, PropertyAttribute::BOUND,
&m_bEscapeProcessing, ::getBooleanCppuType());
registerProperty(PROPERTY_UPDATE_TABLENAME, PROPERTY_ID_UPDATE_TABLENAME, PropertyAttribute::BOUND,
&m_sUpdateTableName, ::getCppuType(&m_sUpdateTableName));
registerProperty(PROPERTY_UPDATE_SCHEMANAME, PROPERTY_ID_UPDATE_SCHEMANAME, PropertyAttribute::BOUND,
&m_sUpdateSchemaName, ::getCppuType(&m_sUpdateSchemaName));
registerProperty(PROPERTY_UPDATE_CATALOGNAME, PROPERTY_ID_UPDATE_CATALOGNAME, PropertyAttribute::BOUND,
&m_sUpdateCatalogName, ::getCppuType(&m_sUpdateCatalogName));
registerProperty(PROPERTY_LAYOUTINFORMATION, PROPERTY_ID_LAYOUTINFORMATION, PropertyAttribute::BOUND,
&m_aLayoutInformation, ::getCppuType(&m_aLayoutInformation));
}
// -----------------------------------------------------------------------------
//........................................................................
} // namespace dbaccess
//........................................................................
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